| 4839 | IMO Shortlist 2017 problem C6 | | 0 | | |
| 4840 | IMO Shortlist 2017 problem C7 | | 0 | | |
| 4841 | IMO Shortlist 2017 problem C8 | | 0 | | |
| 4842 | IMO Shortlist 2017 problem G1 | | 7 | | |
| 4843 | IMO Shortlist 2017 problem G2 | | 9 | | |
| 4844 | IMO Shortlist 2017 problem G3 | | 5 | | |
| 4845 | IMO Shortlist 2017 problem G4 | | 5 | | |
| 4846 | IMO Shortlist 2017 problem G5 | | 7 | | |
| 4847 | IMO Shortlist 2017 problem G6 | | 0 | | |
| 4848 | IMO Shortlist 2017 problem G7 | | 3 | | |
| 4849 | IMO Shortlist 2017 problem G8 | | 0 | | |
| 4850 | IMO Shortlist 2017 problem N1 | | 15 | | |
| 4851 | IMO Shortlist 2017 problem N2 | | 10 | | |
| 4852 | IMO Shortlist 2017 problem N3 | | 5 | | |
| 4853 | IMO Shortlist 2017 problem N4 | | 1 | | |
| 4854 | IMO Shortlist 2017 problem N5 | | 6 | | |
| 4855 | IMO Shortlist 2017 problem N6 | | 2 | | |
| 4856 | IMO Shortlist 2017 problem N7 | | 2 | | |
| 4857 | IMO Shortlist 2017 problem N8 | | 0 | | |
| 4858 | IMO Shortlist 2018 problem A1 | | 15 | | |
| 4859 | IMO Shortlist 2018 problem A2 | | 8 | | |
| 4860 | IMO Shortlist 2018 problem A3 | | 4 | | |
| 4861 | IMO Shortlist 2018 problem A4 | | 3 | | |
| 4862 | IMO Shortlist 2018 problem A5 | | 4 | | |
| 4863 | IMO Shortlist 2018 problem A6 | | 0 | | |
| 4864 | IMO Shortlist 2018 problem A7 | | 1 | | |
| 4865 | IMO Shortlist 2018 problem C1 | | 6 | | |
| 4866 | IMO Shortlist 2018 problem C2 | | 6 | | |
| 4867 | IMO Shortlist 2018 problem C3 | | 5 | | |
| 4868 | IMO Shortlist 2018 problem C4 | | 5 | | |